Home / 2,081,231,969.52-2,872,281,730.08-1,141,616,215.44

Finding the Fourth Proportional to 2,081,231,969.52, 2,872,281,730.08 and 1,141,616,215.44

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Solution

The fourth proportional to 2,081,231,969.52, 2,872,281,730.08 and 1,141,616,215.44 is: 1,575,529,996.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,231,969.52 : 2,872,281,730.08 = 1,141,616,215.44 : x
  2. Step 2: Convert to fraction form
    2,081,231,969.52/2,872,281,730.08 = 1,141,616,215.44/x
  3. Step 3: Cross multiply
    2,081,231,969.52x = 2,872,281,730.08 × 1,141,616,215.44
  4. Step 4: Simplify right side
    2,081,231,969.52x = 3,279,043,398,371,385,344
  5. Step 5: Solve for x
    x = 3,279,043,398,371,385,344/2,081,231,969.52
  6. Step 6: Final answer
    x = 1,575,529,996.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.